photography

This month Selma, Ala., will mark the 50th anniversary of "Bloody Sunday." That's the day police beat demonstrators attempting to march to Montgomery in support of voting rights. Some of the most iconic images of that day were captured by a white photographer — the late Spider Martin.

The Great Depression saw the U.S. arguably near rock bottom. Some of the economically hardest hit citizens were farmers and their families. Beginning in 1935, photographers hit the dusty back roads of the country. They were charged with documenting the effect of the depression on rural communities.